_____________start smoking again, she doesn’t go out with people who smoke. 
#96180
A
In order to
B
So as to
C
In order not to
D
So as not to
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_____into the house, the thief was soon caught by the police.
#96451
A
Having seen him steal
B
Seen stolen
C
Seen stealing
D
Seeing him steal
—I really appreciate______ time to relax. —I don’t doubt ______ able to do so.
#96811
A
to have;you to be
B
having;that you being
C
to have;you are
D
having;that you are
No one enjoys _______ at.
#97176
A
laughing 
B
to laugh
C
being laughed
D
to be laughed
—Please go on with your demonstration.—But where was I?—Well, you_____the two chemicals together.
#95249
A
tried to mix
B
were trying to mix
C
were trying mixed
D
had tried to mix